Spec:Item Type: Electric Lcd DisplayMaterial: Abs+ AcrylicApplication: For 22.2mm/0.9in Diameter Handlebar, JN Controller And Pasion Electric Bicycle Motor KitProduct Size: Approx.95x60mm/3.7x2.4inLine Length: 158cm/62.2in(Including Joint)Weight: Approx.271g/9.6ozVoltage: 36V 48VInterface: Common InterfaceFunction:1. Bidirectional Communication Protocol, Simple Of External Three-Way Button;2. Real Time Speed Display;3. Km/Mi Display;4. Intelligent Electric Quantity Display;5. Headlight Control;6. Backlight Brightness Level 3 Adjustment;7. 5 Gear Control;8. Mileage Display;9. Fault Code Display;10. Assisted Implementation Mode 6km/H11. Parameters Setting.InstructionsDescription Of Connecting Wires To The Controller Connector:Red: Instrument Power CableBlue: Power Control Cable Of The ControllerBlack: Instrument Ground CableGreen: Data Receiving Line Of The MeterYellow: Data Transmission Line Of MeterPackageList:1 x GD06 LCD Display2 x Washer1 x ManualNotice:1. Please use with these products which has the same communication protocol.2. Please allow 1‑3cm error due to manual measurement. Thanks for your understanding.3. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.